AT89LP52-20AU

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AT89LP52-20AU

IC MCU 8BIT 8KB FLASH 44TQFP

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Thông số kỹ thuật

Series 89LP
Part Status Active
Base Product Number AT89LP52
DigiKey Programmable Verified
Core Processor 8051
Core Size 8-Bit
Speed 20MHz
Connectivity EBI/EMI, I2C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 36
Program Memory Size 8KB (8K x 8)
Program Memory Type FLASH
RAM Size 256 x 8
Voltage - Supply (Vcc/Vdd) 2.4V ~ 5.5V
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 44-TQFP (10x10)
Package 44-TQFP
Packaging Tray

Tổng quan

Description

The AT89LP52-20AU is an 8-bit microcontroller from Atmel (now part of Microchip Technology) based on the 8051 architecture. It features 8 KB of Flash memory, 256 bytes of RAM, and 32 I/O lines, making it suitable for a variety of embedded applications. The microcontroller operates at a maximum clock frequency of 20 MHz, ensuring efficient processing capabilities.
Key features include a low power consumption mode, a wide operating voltage range (2.7V to 6V), and on-chip oscillator and clock circuitry. It also supports in-system programming (ISP) for easy firmware updates. The AT89LP52-20AU is designed for applications such as industrial control systems, consumer electronics, and automotive systems.
With an enhanced instruction set and compatibility with standard 8051 tools, it allows for easy integration and development. Its robust specifications make it a reliable choice for both hobbyists and professionals in embedded system design.

Features

The AT89LP52-20AU is an 8-bit microcontroller from Atmel's AT89LP family, featuring:
1. Architecture: 8051-compatible, allowing easy implementation of existing 8051 code.
2. Speed: Operates at a maximum clock frequency of 20 MHz.
3. Memory: Includes 8 KB of Flash memory for code storage, 256 bytes of RAM, and 128 bytes of EEPROM.
4. I/O Ports: Offers 32 general-purpose I/O pins for interfacing with various peripherals.
5. Timers/Counters: Features two 16-bit timers/counters for timing and event counting applications.
6. Interrupts: Supports multiple external and internal interrupts for responsive applications.
7. Low Power Modes: Designed for low power consumption, with power-saving modes for battery-operated devices.
8. Programming: Supports in-system programming (ISP) for easy code updates.
9. Compatibility: Pin-compatible with standard 8051 microcontrollers, facilitating design transitions.
The AT89LP52-20AU is ideal for embedded systems requiring reliable performance and efficient power usage.

Package

The AT89LP52-20AU is packaged in a 40-pin dual in-line package (DIP).

Pinout

The AT89LP52-20AU is an 8-bit microcontroller from Atmel's 89LP family. It features a 40-pin Dual In-line Package (DIP).
Key functions of the pins include:
- Digital I/O Ports (P0, P1, P2, P3): 32 pins can be configured as input or output.
- Oscillator Inputs (XTAL1, XTAL2): For connecting an external crystal oscillator.
- Reset (RST): For resetting the microcontroller.
- Program Mode (P1.0 to P1.7): For programming and debugging purposes.
- Serial Communication (TxD, RxD): For UART communication.
- External Interrupts (INT0, INT1): For handling external interrupt signals.
The microcontroller also includes features like timers, EEPROM, and a watchdog timer, enhancing its versatility for various applications.

Manufacturer

The AT89LP52-20AU is manufactured by Microchip Technology Inc., a prominent American company specializing in microcontroller and microprocessor technology. Founded in 1989, Microchip is known for its development and production of embedded control solutions, primarily focusing on microcontrollers, analog semiconductors, and memory products. The company serves various industries, including automotive, industrial, and consumer electronics, providing high-quality and innovative products to meet the demands of embedded systems design. Microchip is recognized for its commitment to customer support and extensive development resources, fostering a robust ecosystem for engineers and developers.

Application

The AT89LP52-20AU is a low-power, high-performance 8-bit microcontroller suitable for embedded systems. Its application areas include industrial automation, consumer electronics, automotive systems, medical devices, and home appliances. It is often used in control systems, data acquisition, motor control, and as a communication interface in various electronic projects due to its versatility and ease of programming.

Equivalent

The AT89LP52-20AU is an 8-bit microcontroller from Atmel (now part of Microchip Technology). Equivalent products include the AT89C52, AT89S52, and other members of the AT89 family like the AT89LP51 and AT89LP53. When looking for replacements, ensure compatibility in terms of pinout, memory size, and peripherals. Always consult datasheets for detailed specifications and features.

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